物化性能：Physical and chemical properties：

外观：无色或浅黄色清澈液体 appearance：Colorless or light yellow clear liquid

溶解性：易溶于水solubility：Soluble in water

pH值：5.0-5.5   ph value：5.0-5.5

络合力：≥180mg/g（以Ca₂Co₃计）Complexation force：≥180mg/g（In Ca2Co3）

用法用量：Usage：

主要用于前处理的棉、麻及其混混纺织物的漂白及煮练等工艺；Mainly used for the pretreatment of cotton, hemp and gangsters fabric bleaching and scouring process

水的软化Softening of water

0.5-1.0g/l------------水的软化

0.5-1.0g/l------------Softening of water

        1.0 -3.0g/l------------ 用于煮练

        1.0 -3.0g/l------------  Used for scouring